nfc: Various fixes to the NFC D-Bus client in chromeos/dbus.

chromeos/dbus/nfc_record_client.cc

Index: chromeos/dbus/nfc_record_client.cc
diff --git a/chromeos/dbus/nfc_record_client.cc b/chromeos/dbus/nfc_record_client.cc
index 753d33fa9c95777e7409e54b55aeaffd430ee074..52573b972bce5e2da2a0480426a6d133ad1db39e 100644
--- a/chromeos/dbus/nfc_record_client.cc
+++ b/chromeos/dbus/nfc_record_client.cc
@@ -187,11 +187,16 @@ class NfcRecordClientImpl : public NfcRecordClient,
   // nfc_client_helpers::DBusObjectMap::Delegate override.
   virtual NfcPropertySet* CreateProperties(
       dbus::ObjectProxy* object_proxy) OVERRIDE {
-    return new Properties(
+    Properties* properties = new Properties(
         object_proxy,
         base::Bind(&NfcRecordClientImpl::OnPropertyChanged,
                    weak_ptr_factory_.GetWeakPtr(),
                    object_proxy->object_path()));
+    properties->SetAllPropertiesReceivedCallback(
+        base::Bind(&NfcRecordClientImpl::OnPropertiesReceived,
+                   weak_ptr_factory_.GetWeakPtr(),
+                   object_proxy->object_path()));
+    return properties;
   }
 
   // nfc_client_helpers::DBusObjectMap::Delegate override.
@@ -216,6 +221,14 @@ class NfcRecordClientImpl : public NfcRecordClient,
                       RecordPropertyChanged(object_path, property_name));
   }
 
+  // Called by NfcPropertySet when all properties have been processed as a
+  // result of a call to GetAll.
+  void OnPropertiesReceived(const dbus::ObjectPath& object_path) {
+    VLOG(1) << "All record properties received; Path: " << object_path.value();
+    FOR_EACH_OBSERVER(NfcRecordClient::Observer, observers_,
+                      RecordPropertiesReceived(object_path));
+  }
+
   // We maintain a pointer to the bus to be able to request proxies for
   // new NFC records that appear.
   dbus::Bus* bus_;